















18 Years Adultery After analvids babes bang bathroom Beauty bikini body Bombshell caught clothes exotic Extreme fuck fucked gloryholeswallow hidden hidden camera Jock masturbating naked NaughtyAmerica NebraskaCoeds nude Oriental Perfect phone pissvids pornbox pornworld preview_all Raunchy sex spied spy sucking teen Tied Up toilet Tokyo video WeAreHairy Young (18-25)
Are you over 18 ?
mybigbeautifulass
u would use the quotient rule: f'(x) = lowdhigh – highdlow/(low)^2. plug in 1 into this to get the answer.
in this case the derivative would be (x^2 + 20)(e^x) – (e^x)(2x) / (x^2 + 20). you just plug in 1 to get answer